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圖二
Author:
s9801109
圖二
GeoGebra
New Resources
近似值：有效數字
兩位數加法
兩組對邊相等和有直角的四邊形
兩位數除以一位數（二）
四邊形的特性
Discover Resources
交流电的模拟
蕭宇珏的繪本
長方形和正方形的面積_題F
pentagon
橢圓3-平行四邊形法
Discover Topics
Straight Lines
Power Functions
Normal Distribution
Geometric Mean
Circumcircle or Circumscribed Circle